"start" command opens a new powershell window outside of the screen in some cases

[egorantonov]

Steps to reproduce:

1. Have a 2+ display setup
2. Open a new cmd or powershell session
3. Execute command "start powershell" (or "start-process powershell" in powershell session)

Expected result:
New powershell window opens on main display

Actual Result:
New powershell window opens rigth below main display and can be inaccessible if secondary display isn't below too (left, right or above)